linux-kernel - Re: [PATCH v9 18/21] ARM64 / ACPI: Select ACPI_REDUCED_HARDWARE

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Date:	Sat, 07 Mar 2015 23:16:30 +0000
From:	Grant Likely <grant.likely@...aro.org>
To:	Hanjun Guo <hanjun.guo@...aro.org>,
	Catalin Marinas <catalin.marinas@....com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Will Deacon <will.deacon@....com>,
	Olof Johansson <olof@...om.net>
Cc:	Lorenzo Pieralisi <Lorenzo.Pieralisi@....com>,
	Arnd Bergmann <arnd@...db.de>,
	Mark Rutland <mark.rutland@....com>,
	Graeme Gregory <graeme.gregory@...aro.org>,
	Sudeep Holla <Sudeep.Holla@....com>,
	Jon Masters <jcm@...hat.com>,
	Marc Zyngier <marc.zyngier@....com>,
	Mark Brown <broonie@...nel.org>,
	Robert Richter <rric@...nel.org>,
	Timur Tabi <timur@...eaurora.org>,
	Ashwin Chaugule <ashwinc@...eaurora.org>,
	suravee.suthikulpanit@....com, linux-acpi@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linaro-acpi@...ts.linaro.org, Al Stone <al.stone@...aro.org>,
	Hanjun Guo <hanjun.guo@...aro.org>
Subject: Re: [PATCH v9 18/21] ARM64 / ACPI: Select
 ACPI_REDUCED_HARDWARE_ONLY if ACPI is enabled on ARM64

On Wed, 25 Feb 2015 16:39:58 +0800
, Hanjun Guo <hanjun.guo@...aro.org>
 wrote:
> From: Al Stone <al.stone@...aro.org>
> 
> ACPI reduced hardware mode is disabled by default, but ARM64
> can only run properly in ACPI hardware reduced mode, so select
> ACPI_REDUCED_HARDWARE_ONLY if ACPI is enabled on ARM64.
> 
> CC: Catalin Marinas <catalin.marinas@....com>
> CC: Will Deacon <will.deacon@....com>
> Reviewed-by: Grant Likely <grant.likely@...aro.org>
> Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
> Tested-by: Yijing Wang <wangyijing@...wei.com>
> Tested-by: Mark Langsdorf <mlangsdo@...hat.com>
> Tested-by: Jon Masters <jcm@...hat.com>
> Tested-by: Timur Tabi <timur@...eaurora.org>
> Tested-by: Robert Richter <rrichter@...ium.com>
> Acked-by: Robert Richter <rrichter@...ium.com>
> Signed-off-by: Al Stone <al.stone@...aro.org>
> Signed-off-by: Hanjun Guo <hanjun.guo@...aro.org>

Acked-by: Grant Likely <grant.likely@...aro.org>

> ---
>  arch/arm64/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index 1b8e973..d00ab9a 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -1,5 +1,6 @@
>  config ARM64
>  	def_bool y
> +	select ACPI_REDUCED_HARDWARE_ONLY if ACPI
>  	select ARCH_BINFMT_ELF_RANDOMIZE_PIE
>  	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
>  	select ARCH_HAS_GCOV_PROFILE_ALL
> -- 
> 1.9.1
> 

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